Web Animations: Rename TimedItem to AnimationSource

Source/core/animation/TimedItem.cpp

Index: Source/core/animation/TimedItem.cpp
diff --git a/Source/core/animation/TimedItem.cpp b/Source/core/animation/TimedItem.cpp
deleted file mode 100644
index e1cae328761583576ac2a0b5c7e6a872879d4c9a..0000000000000000000000000000000000000000
--- a/Source/core/animation/TimedItem.cpp
+++ /dev/null
@@ -1,195 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "core/animation/TimedItem.h"
-
-#include "core/animation/AnimationPlayer.h"
-#include "core/animation/TimedItemCalculations.h"
-#include "core/animation/TimedItemTiming.h"
-
-namespace WebCore {
-
-namespace {
-
-Timing::FillMode resolvedFillMode(Timing::FillMode fillMode, bool isAnimation)
-{
-    if (fillMode != Timing::FillModeAuto)
-        return fillMode;
-    if (isAnimation)
-        return Timing::FillModeNone;
-    return Timing::FillModeBoth;
-}
-
-} // namespace
-
-TimedItem::TimedItem(const Timing& timing, PassOwnPtr<EventDelegate> eventDelegate)
-    : m_parent(nullptr)
-    , m_startTime(0)
-    , m_player(nullptr)
-    , m_timing(timing)
-    , m_eventDelegate(eventDelegate)
-    , m_calculated()
-    , m_needsUpdate(true)
-    , m_lastUpdateTime(nullValue())
-{
-    m_timing.assertValid();
-}
-
-double TimedItem::iterationDuration() const
-{
-    double result = std::isnan(m_timing.iterationDuration) ? intrinsicIterationDuration() : m_timing.iterationDuration;
-    ASSERT(result >= 0);
-    return result;
-}
-
-double TimedItem::repeatedDuration() const
-{
-    const double result = multiplyZeroAlwaysGivesZero(iterationDuration(), m_timing.iterationCount);
-    ASSERT(result >= 0);
-    return result;
-}
-
-double TimedItem::activeDurationInternal() const
-{
-    const double result = m_timing.playbackRate
-        ? repeatedDuration() / std::abs(m_timing.playbackRate)
-        : std::numeric_limits<double>::infinity();
-    ASSERT(result >= 0);
-    return result;
-}
-
-void TimedItem::updateSpecifiedTiming(const Timing& timing)
-{
-    // FIXME: Test whether the timing is actually different?
-    m_timing = timing;
-    invalidate();
-    if (m_player)
-        m_player->setOutdated();
-    specifiedTimingChanged();
-}
-
-void TimedItem::updateInheritedTime(double inheritedTime, TimingUpdateReason reason) const
-{
-    bool needsUpdate = m_needsUpdate || (m_lastUpdateTime != inheritedTime && !(isNull(m_lastUpdateTime) && isNull(inheritedTime)));
-    m_needsUpdate = false;
-    m_lastUpdateTime = inheritedTime;
-
-    const double localTime = inheritedTime - m_startTime;
-    double timeToNextIteration = std::numeric_limits<double>::infinity();
-    if (needsUpdate) {
-        const double activeDuration = this->activeDurationInternal();
-
-        const Phase currentPhase = calculatePhase(activeDuration, localTime, m_timing);
-        // FIXME: parentPhase depends on groups being implemented.
-        const TimedItem::Phase parentPhase = TimedItem::PhaseActive;
-        const double activeTime = calculateActiveTime(activeDuration, resolvedFillMode(m_timing.fillMode, isAnimation()), localTime, parentPhase, currentPhase, m_timing);
-
-        double currentIteration;
-        double timeFraction;
-        if (const double iterationDuration = this->iterationDuration()) {
-            const double startOffset = multiplyZeroAlwaysGivesZero(m_timing.iterationStart, iterationDuration);
-            ASSERT(startOffset >= 0);
-            const double scaledActiveTime = calculateScaledActiveTime(activeDuration, activeTime, startOffset, m_timing);
-            const double iterationTime = calculateIterationTime(iterationDuration, repeatedDuration(), scaledActiveTime, startOffset, m_timing);
-
-            currentIteration = calculateCurrentIteration(iterationDuration, iterationTime, scaledActiveTime, m_timing);
-            timeFraction = calculateTransformedTime(currentIteration, iterationDuration, iterationTime, m_timing) / iterationDuration;
-
-            if (!isNull(iterationTime)) {
-                timeToNextIteration = (iterationDuration - iterationTime) / std::abs(m_timing.playbackRate);
-                if (activeDuration - activeTime < timeToNextIteration)
-                    timeToNextIteration = std::numeric_limits<double>::infinity();
-            }
-        } else {
-            const double localIterationDuration = 1;
-            const double localRepeatedDuration = localIterationDuration * m_timing.iterationCount;
-            ASSERT(localRepeatedDuration >= 0);
-            const double localActiveDuration = m_timing.playbackRate ? localRepeatedDuration / std::abs(m_timing.playbackRate) : std::numeric_limits<double>::infinity();
-            ASSERT(localActiveDuration >= 0);
-            const double localLocalTime = localTime < m_timing.startDelay ? localTime : localActiveDuration + m_timing.startDelay;
-            const TimedItem::Phase localCurrentPhase = calculatePhase(localActiveDuration, localLocalTime, m_timing);
-            const double localActiveTime = calculateActiveTime(localActiveDuration, resolvedFillMode(m_timing.fillMode, isAnimation()), localLocalTime, parentPhase, localCurrentPhase, m_timing);
-            const double startOffset = m_timing.iterationStart * localIterationDuration;
-            ASSERT(startOffset >= 0);
-            const double scaledActiveTime = calculateScaledActiveTime(localActiveDuration, localActiveTime, startOffset, m_timing);
-            const double iterationTime = calculateIterationTime(localIterationDuration, localRepeatedDuration, scaledActiveTime, startOffset, m_timing);
-
-            currentIteration = calculateCurrentIteration(localIterationDuration, iterationTime, scaledActiveTime, m_timing);
-            timeFraction = calculateTransformedTime(currentIteration, localIterationDuration, iterationTime, m_timing);
-        }
-
-        m_calculated.currentIteration = currentIteration;
-        m_calculated.timeFraction = timeFraction;
-
-        m_calculated.phase = currentPhase;
-        m_calculated.isInEffect = !isNull(activeTime);
-        m_calculated.isInPlay = phase() == PhaseActive && (!m_parent || m_parent->isInPlay());
-        m_calculated.isCurrent = phase() == PhaseBefore || isInPlay() || (m_parent && m_parent->isCurrent());
-        m_calculated.localTime = m_lastUpdateTime - m_startTime;
-    }
-
-    // Test for events even if timing didn't need an update as the player may have gained a start time.
-    // FIXME: Refactor so that we can ASSERT(m_player) here, this is currently required to be nullable for testing.
-    if (reason == TimingUpdateForAnimationFrame && (!m_player || m_player->hasStartTime())) {
-        if (m_eventDelegate)
-            m_eventDelegate->onEventCondition(this);
-    }
-
-    if (needsUpdate)  {
-        // FIXME: This probably shouldn't be recursive.
-        updateChildrenAndEffects();
-        m_calculated.timeToForwardsEffectChange = calculateTimeToEffectChange(true, localTime, timeToNextIteration);
-        m_calculated.timeToReverseEffectChange = calculateTimeToEffectChange(false, localTime, timeToNextIteration);
-    }
-}
-
-const TimedItem::CalculatedTiming& TimedItem::ensureCalculated() const
-{
-    if (!m_player)
-        return m_calculated;
-    if (m_player->outdated())
-        m_player->update(TimingUpdateOnDemand);
-    ASSERT(!m_player->outdated());
-    return m_calculated;
-}
-
-PassRefPtrWillBeRawPtr<TimedItemTiming> TimedItem::timing()
-{
-    return TimedItemTiming::create(this);
-}
-
-void TimedItem::trace(Visitor* visitor)
-{
-    visitor->trace(m_parent);
-    visitor->trace(m_player);
-}
-
-} // namespace WebCore